Cherish:Remove ColorSelectPreference
This commit is contained in:
Hưng Phan
@@ -60,6 +60,7 @@ public class ThemeSettings extends SettingsPreferenceFragment implements
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private static final String GRADIENT_COLOR_PROP = "persist.sys.theme.gradientcolor";
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private static final String CUSTOM_THEME_BROWSE = "theme_select_activity";
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static final int DEFAULT_QS_PANEL_COLOR = 0xffffffff;
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static final int DEFAULT = 0xff1a73e8;
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private IOverlayManager mOverlayService;
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private UiModeManager mUiModeManager;
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@@ -1,330 +0,0 @@
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/*
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* Copyright (C) 2010 Daniel Nilsson
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* Copyright (C) 2012 The CyanogenMod Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.cherish.settings.preferences;
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import android.app.Activity;
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import android.app.AlertDialog;
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import android.app.NotificationManager;
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import android.content.Context;
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import android.graphics.Color;
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import android.graphics.PixelFormat;
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import android.os.Bundle;
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import android.text.Editable;
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import android.text.TextWatcher;
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import android.text.InputFilter;
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import android.text.InputFilter.LengthFilter;
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import android.util.Pair;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.View.OnFocusChangeListener;
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import android.view.ViewGroup;
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import android.view.inputmethod.InputMethodManager;
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import android.widget.AdapterView;
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import android.widget.BaseAdapter;
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import android.widget.EditText;
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import android.widget.LinearLayout;
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import android.widget.Spinner;
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import android.widget.SpinnerAdapter;
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import android.widget.TextView;
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import com.cherish.settings.R;
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import com.cherish.settings.ui.ColorPanelView;
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import com.cherish.settings.ui.ColorPickerView;
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import com.cherish.settings.ui.ColorPickerView.OnColorChangedListener;
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import java.util.ArrayList;
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import java.util.IllegalFormatException;
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import java.util.Locale;
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public class ColorSelectDialog extends AlertDialog implements
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ColorPickerView.OnColorChangedListener, TextWatcher, OnFocusChangeListener {
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private static final String TAG = "ColorSelectDialog";
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private final static String STATE_KEY_COLOR = "BatteryLightDialog:color";
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private ColorPickerView mColorPicker;
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private EditText mHexColorInput;
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private ColorPanelView mNewColor;
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private LayoutInflater mInflater;
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private boolean mMultiColor = true;
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private Spinner mColorList;
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private LinearLayout mColorListView;
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private LinearLayout mColorPanelView;
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private ColorPanelView mNewListColor;
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private LedColorAdapter mLedColorAdapter;
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private boolean mWithAlpha;
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private boolean mShowLedPreview;
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private boolean mShowMultiColor;
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private NotificationManager mNoMan;
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private Context mContext;
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protected ColorSelectDialog(Context context, int initialColor, boolean showMultiColor, boolean showLedPreview, boolean withAlpha) {
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super(context);
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mContext = context;
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mShowLedPreview = showLedPreview;
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mWithAlpha = withAlpha;
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mShowMultiColor = showMultiColor;
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mMultiColor =
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(getContext().getResources().getBoolean(R.bool.config_has_multi_color_led) || mShowMultiColor);
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init(initialColor);
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}
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private void init(int color) {
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// To fight color banding.
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getWindow().setFormat(PixelFormat.RGBA_8888);
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setUp(color);
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}
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/**
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* This function sets up the dialog with the proper values. If the speedOff parameters
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* has a -1 value disable both spinners
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*
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* @param color - the color to set
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* @param speedOn - the flash time in ms
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* @param speedOff - the flash length in ms
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*/
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private void setUp(int color) {
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mInflater = (LayoutInflater) getContext()
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.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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View layout = mInflater.inflate(R.layout.dialog_battery_settings, null);
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mNoMan = (NotificationManager)
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mContext.getSystemService(Context.NOTIFICATION_SERVICE);
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mColorPicker = (ColorPickerView) layout.findViewById(R.id.color_picker_view);
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mHexColorInput = (EditText) layout.findViewById(R.id.hex_color_input);
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mNewColor = (ColorPanelView) layout.findViewById(R.id.color_panel);
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mColorPanelView = (LinearLayout) layout.findViewById(R.id.color_panel_view);
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mColorListView = (LinearLayout) layout.findViewById(R.id.color_list_view);
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mColorList = (Spinner) layout.findViewById(R.id.color_list_spinner);
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mNewListColor = (ColorPanelView) layout.findViewById(R.id.color_list_panel);
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mColorPicker.setOnColorChangedListener(this);
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mHexColorInput.setOnFocusChangeListener(this);
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setAlphaSliderVisible(mWithAlpha);
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mColorPicker.setColor(color, true);
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showLed(color);
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mColorList = (Spinner) layout.findViewById(R.id.color_list_spinner);
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mLedColorAdapter = new LedColorAdapter(
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R.array.entries_led_colors,
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R.array.values_led_colors);
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mColorList.setAdapter(mLedColorAdapter);
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mColorList.setSelection(mLedColorAdapter.getColorPosition(color));
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mColorList.setOnItemSelectedListener(mColorListListener);
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setView(layout);
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// show and hide the correct UI depending if we have multi-color led or not
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if (mMultiColor){
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mColorListView.setVisibility(View.GONE);
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mColorPicker.setVisibility(View.VISIBLE);
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mColorPanelView.setVisibility(View.VISIBLE);
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} else {
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mColorListView.setVisibility(View.VISIBLE);
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mColorPicker.setVisibility(View.GONE);
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mColorPanelView.setVisibility(View.GONE);
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}
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}
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private AdapterView.OnItemSelectedListener mColorListListener = new AdapterView.OnItemSelectedListener() {
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@Override
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public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
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int color = mLedColorAdapter.getColor(position);
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mNewListColor.setColor(color);
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}
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@Override
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public void onNothingSelected(AdapterView<?> parent) {
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}
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};
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@Override
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public Bundle onSaveInstanceState() {
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Bundle state = super.onSaveInstanceState();
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state.putInt(STATE_KEY_COLOR, getColor());
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switchOffLed();
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return state;
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}
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@Override
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public void onRestoreInstanceState(Bundle state) {
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super.onRestoreInstanceState(state);
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mColorPicker.setColor(state.getInt(STATE_KEY_COLOR), true);
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}
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@Override
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public void onColorChanged(int color) {
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final boolean hasAlpha = mWithAlpha;
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final String format = hasAlpha ? "%08x" : "%06x";
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final int mask = hasAlpha ? 0xFFFFFFFF : 0x00FFFFFF;
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mNewColor.setColor(color);
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mHexColorInput.setText(String.format(Locale.US, format, color & mask));
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showLed(color);
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}
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private void showLed(int color) {
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if (mShowLedPreview) {
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if (color == 0xFFFFFFFF) {
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// argb white doesn't work
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color = 0xffffff;
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}
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mNoMan.forceShowLedLight(color);
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}
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}
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public void switchOffLed() {
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if (mShowLedPreview) {
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mNoMan.forceShowLedLight(-1);
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}
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}
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@Override
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public void onStop() {
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super.onStop();
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switchOffLed();
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}
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public void setAlphaSliderVisible(boolean visible) {
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mHexColorInput.setFilters(new InputFilter[] { new InputFilter.LengthFilter(visible ? 8 : 6) } );
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mColorPicker.setAlphaSliderVisible(visible);
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}
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public int getColor() {
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if (mMultiColor){
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return mColorPicker.getColor();
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} else {
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return mNewListColor.getColor();
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}
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}
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class LedColorAdapter extends BaseAdapter implements SpinnerAdapter {
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private ArrayList<Pair<String, Integer>> mColors;
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public LedColorAdapter(int ledColorResource, int ledValueResource) {
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mColors = new ArrayList<Pair<String, Integer>>();
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String[] color_names = getContext().getResources().getStringArray(ledColorResource);
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String[] color_values = getContext().getResources().getStringArray(ledValueResource);
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for(int i = 0; i < color_values.length; ++i) {
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try {
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int color = Color.parseColor(color_values[i]);
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mColors.add(new Pair<String, Integer>(color_names[i], color));
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} catch (IllegalArgumentException ex) {
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// Number format is incorrect, ignore entry
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}
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}
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}
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/**
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* Will return the position of the spinner entry with the specified
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* color. Returns 0 if there is no such entry.
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*/
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public int getColorPosition(int color) {
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for (int position = 0; position < getCount(); ++position) {
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if (getItem(position).second.equals(color)) {
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return position;
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}
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}
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return 0;
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}
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public int getColor(int position) {
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Pair<String, Integer> item = getItem(position);
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if (item != null){
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return item.second;
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}
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// -1 is white
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return -1;
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}
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@Override
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public int getCount() {
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return mColors.size();
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}
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@Override
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public Pair<String, Integer> getItem(int position) {
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return mColors.get(position);
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}
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@Override
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public long getItemId(int position) {
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return position;
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}
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@Override
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public View getView(int position, View view, ViewGroup parent) {
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if (view == null) {
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view = mInflater.inflate(R.layout.led_color_item, null);
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}
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Pair<String, Integer> entry = getItem(position);
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((TextView) view.findViewById(R.id.textViewName)).setText(entry.first);
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return view;
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}
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}
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@Override
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public void beforeTextChanged(CharSequence s, int start, int count, int after) {
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}
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@Override
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public void onTextChanged(CharSequence s, int start, int before, int count) {
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}
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@Override
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public void afterTextChanged(Editable s) {
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String hexColor = mHexColorInput.getText().toString();
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if (!hexColor.isEmpty()) {
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try {
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int color = Color.parseColor('#' + hexColor);
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if (!mWithAlpha) {
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color |= 0xFF000000; // set opaque
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}
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mColorPicker.setColor(color);
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mNewColor.setColor(color);
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} catch (IllegalArgumentException ex) {
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// Number format is incorrect, ignore
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}
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}
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}
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@Override
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public void onFocusChange(View v, boolean hasFocus) {
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if (!hasFocus) {
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mHexColorInput.removeTextChangedListener(this);
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InputMethodManager inputMethodManager = (InputMethodManager) getContext()
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.getSystemService(Activity.INPUT_METHOD_SERVICE);
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inputMethodManager.hideSoftInputFromWindow(v.getWindowToken(), 0);
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} else {
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mHexColorInput.addTextChangedListener(this);
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}
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}
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}
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@@ -1,188 +0,0 @@
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/*
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* Copyright (C) 2012 The CyanogenMod Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.cherish.settings.preferences;
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import android.app.AlertDialog;
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import android.app.Dialog;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.res.Resources;
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import android.content.res.TypedArray;
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import android.graphics.drawable.ShapeDrawable;
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import android.graphics.drawable.shapes.RectShape;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceViewHolder;
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import android.util.AttributeSet;
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import android.util.TypedValue;
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import android.widget.ImageView;
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import com.cherish.settings.R;
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public class ColorSelectPreference extends Preference implements DialogInterface.OnDismissListener {
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private static String TAG = "ColorSelectPreference";
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public static final int DEFAULT_COLOR = 0xFFFFFF; //White
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private ImageView mLightColorView;
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private Resources mResources;
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private int mColorValue;
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private Dialog mDialog;
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private boolean mShowLedPreview;
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private boolean mShowMultiColor;
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private boolean mWithAlpha;
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/**
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* @param context
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* @param attrs
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*/
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public ColorSelectPreference(Context context, AttributeSet attrs) {
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super(context, attrs);
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mColorValue = DEFAULT_COLOR;
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init(context, attrs);
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}
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public ColorSelectPreference(Context context, int color) {
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super(context, null);
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mColorValue = color;
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init(context, null);
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}
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public ColorSelectPreference(Context context, AttributeSet attrs, int defStyle) {
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super(context, attrs, defStyle);
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mColorValue = DEFAULT_COLOR;
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init(context, attrs);
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}
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private void init(Context context, AttributeSet attrs) {
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setLayoutResource(R.layout.preference_color_select);
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mResources = getContext().getResources();
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if (attrs != null) {
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final TypedArray attributes = context.obtainStyledAttributes(attrs,
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R.styleable.ColorSelectPreference);
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final TypedValue useWithAlpha = attributes.peekValue(
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R.styleable.ColorSelectPreference_withAlpha);
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if (useWithAlpha != null) {
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mWithAlpha = (useWithAlpha.type == TypedValue.TYPE_INT_BOOLEAN
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&& useWithAlpha.data != 0);
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}
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final TypedValue useLedPreview = attributes.peekValue(
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R.styleable.ColorSelectPreference_ledPreview);
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if (useLedPreview != null) {
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mShowLedPreview = (useLedPreview.type == TypedValue.TYPE_INT_BOOLEAN
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&& useLedPreview.data != 0);
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}
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final TypedValue useMultiColor = attributes.peekValue(
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R.styleable.ColorSelectPreference_multiColor);
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if (useMultiColor != null) {
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mShowMultiColor = (useMultiColor.type == TypedValue.TYPE_INT_BOOLEAN
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&& useMultiColor.data != 0);
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}
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}
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}
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public void setColor(int color) {
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mColorValue = color;
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updatePreferenceViews();
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}
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public int getColor() {
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return mColorValue;
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}
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@Override
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public void onBindViewHolder(PreferenceViewHolder holder) {
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super.onBindViewHolder(holder);
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mLightColorView = (ImageView) holder.findViewById(R.id.light_color);
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updatePreferenceViews();
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}
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private void updatePreferenceViews() {
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final int width = (int) mResources.getDimension(R.dimen.color_preference_width);
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final int height = (int) mResources.getDimension(R.dimen.color_preference_height);
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if (mLightColorView != null) {
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mLightColorView.setEnabled(true);
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mLightColorView.setImageDrawable(createRectShape(width, height, 0xFF000000 | mColorValue));
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}
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}
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@Override
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protected void onClick() {
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if (mDialog != null && mDialog.isShowing()) return;
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mDialog = getDialog();
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mDialog.setOnDismissListener(this);
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mDialog.show();
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}
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public Dialog getDialog() {
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final ColorSelectDialog d = new ColorSelectDialog(getContext(),
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0xFF000000 | mColorValue, mShowMultiColor, mShowLedPreview, mWithAlpha);
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d.setButton(AlertDialog.BUTTON_POSITIVE, mResources.getString(android.R.string.ok),
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new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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if (mShowLedPreview) {
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mColorValue = d.getColor() & 0x00FFFFFF; // strip alpha, led does not support it
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d.switchOffLed();
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} else {
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mColorValue = d.getColor();
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}
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updatePreferenceViews();
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callChangeListener(new Integer(mColorValue));
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}
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});
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d.setButton(AlertDialog.BUTTON_NEGATIVE, mResources.getString(android.R.string.cancel),
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new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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d.switchOffLed();
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}
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});
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||||
|
||||
return d;
|
||||
}
|
||||
|
||||
private static ShapeDrawable createRectShape(int width, int height, int color) {
|
||||
ShapeDrawable shape = new ShapeDrawable(new RectShape());
|
||||
shape.setIntrinsicHeight(height);
|
||||
shape.setIntrinsicWidth(width);
|
||||
shape.getPaint().setColor(color);
|
||||
return shape;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onDismiss(DialogInterface dialog) {
|
||||
mDialog = null;
|
||||
}
|
||||
|
||||
public void setWithAlpha(boolean value) {
|
||||
mWithAlpha = value;
|
||||
}
|
||||
|
||||
public void setWithLedPreview(boolean value) {
|
||||
mShowLedPreview = value;
|
||||
}
|
||||
|
||||
public void setWithMultiColor(boolean value) {
|
||||
mShowMultiColor = value;
|
||||
}
|
||||
}
|
||||
@@ -1,125 +0,0 @@
|
||||
/*
|
||||
* Copyright (C) 2010 Daniel Nilsson
|
||||
* Copyright (C) 2012 The CyanogenMod Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
package com.cherish.settings.ui;
|
||||
|
||||
import android.graphics.Bitmap;
|
||||
import android.graphics.Canvas;
|
||||
import android.graphics.ColorFilter;
|
||||
import android.graphics.Paint;
|
||||
import android.graphics.Rect;
|
||||
import android.graphics.Bitmap.Config;
|
||||
import android.graphics.drawable.Drawable;
|
||||
|
||||
/**
|
||||
* This drawable that draws a simple white and gray chess board pattern. It's
|
||||
* pattern you will often see as a background behind a partly transparent image
|
||||
* in many applications.
|
||||
*
|
||||
* @author Daniel Nilsson
|
||||
*/
|
||||
public class AlphaPatternDrawable extends Drawable {
|
||||
|
||||
private int mRectangleSize = 10;
|
||||
|
||||
private Paint mPaint = new Paint();
|
||||
private Paint mPaintWhite = new Paint();
|
||||
private Paint mPaintGray = new Paint();
|
||||
|
||||
private int numRectanglesHorizontal;
|
||||
private int numRectanglesVertical;
|
||||
|
||||
/**
|
||||
* Bitmap in which the pattern will be cached.
|
||||
*/
|
||||
private Bitmap mBitmap;
|
||||
|
||||
public AlphaPatternDrawable(int rectangleSize) {
|
||||
mRectangleSize = rectangleSize;
|
||||
mPaintWhite.setColor(0xffffffff);
|
||||
mPaintGray.setColor(0xffcbcbcb);
|
||||
}
|
||||
|
||||
@Override
|
||||
public void draw(Canvas canvas) {
|
||||
if (mBitmap != null) {
|
||||
canvas.drawBitmap(mBitmap, null, getBounds(), mPaint);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public int getOpacity() {
|
||||
return 0;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void setAlpha(int alpha) {
|
||||
throw new UnsupportedOperationException("Alpha is not supported by this drawwable.");
|
||||
}
|
||||
|
||||
@Override
|
||||
public void setColorFilter(ColorFilter cf) {
|
||||
throw new UnsupportedOperationException("ColorFilter is not supported by this drawwable.");
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onBoundsChange(Rect bounds) {
|
||||
super.onBoundsChange(bounds);
|
||||
|
||||
int height = bounds.height();
|
||||
int width = bounds.width();
|
||||
|
||||
numRectanglesHorizontal = (int) Math.ceil((width / mRectangleSize));
|
||||
numRectanglesVertical = (int) Math.ceil(height / mRectangleSize);
|
||||
|
||||
generatePatternBitmap();
|
||||
}
|
||||
|
||||
/**
|
||||
* This will generate a bitmap with the pattern as big as the rectangle we
|
||||
* were allow to draw on. We do this to cache the bitmap so we don't need
|
||||
* to recreate it each time draw() is called since it takes a few
|
||||
* milliseconds.
|
||||
*/
|
||||
private void generatePatternBitmap() {
|
||||
|
||||
if (getBounds().width() <= 0 || getBounds().height() <= 0) {
|
||||
return;
|
||||
}
|
||||
|
||||
mBitmap = Bitmap.createBitmap(getBounds().width(), getBounds().height(), Config.ARGB_8888);
|
||||
Canvas canvas = new Canvas(mBitmap);
|
||||
|
||||
Rect r = new Rect();
|
||||
boolean verticalStartWhite = true;
|
||||
for (int i = 0; i <= numRectanglesVertical; i++) {
|
||||
boolean isWhite = verticalStartWhite;
|
||||
for (int j = 0; j <= numRectanglesHorizontal; j++) {
|
||||
r.top = i * mRectangleSize;
|
||||
r.left = j * mRectangleSize;
|
||||
r.bottom = r.top + mRectangleSize;
|
||||
r.right = r.left + mRectangleSize;
|
||||
|
||||
canvas.drawRect(r, isWhite ? mPaintWhite : mPaintGray);
|
||||
|
||||
isWhite = !isWhite;
|
||||
}
|
||||
|
||||
verticalStartWhite = !verticalStartWhite;
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -1,170 +0,0 @@
|
||||
/*
|
||||
* Copyright (C) 2010 Daniel Nilsson
|
||||
* Copyright (C) 2012 The CyanogenMod Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
package com.cherish.settings.ui;
|
||||
|
||||
import android.content.Context;
|
||||
import android.graphics.Canvas;
|
||||
import android.graphics.Paint;
|
||||
import android.graphics.RectF;
|
||||
import android.util.AttributeSet;
|
||||
import android.view.View;
|
||||
|
||||
/**
|
||||
* This class draws a panel which which will be filled with a color which can be
|
||||
* set. It can be used to show the currently selected color which you will get
|
||||
* from the {@link ColorPickerView}.
|
||||
*
|
||||
* @author Daniel Nilsson
|
||||
*/
|
||||
public class ColorPanelView extends View {
|
||||
|
||||
/**
|
||||
* The width in pixels of the border surrounding the color panel.
|
||||
*/
|
||||
private final static float BORDER_WIDTH_PX = 1;
|
||||
|
||||
private static float mDensity = 1f;
|
||||
|
||||
private int mBorderColor = 0xff6E6E6E;
|
||||
private int mColor = 0xff000000;
|
||||
|
||||
private Paint mBorderPaint;
|
||||
private Paint mColorPaint;
|
||||
|
||||
private RectF mDrawingRect;
|
||||
private RectF mColorRect;
|
||||
|
||||
private AlphaPatternDrawable mAlphaPattern;
|
||||
|
||||
public ColorPanelView(Context context) {
|
||||
this(context, null);
|
||||
}
|
||||
|
||||
public ColorPanelView(Context context, AttributeSet attrs) {
|
||||
this(context, attrs, 0);
|
||||
}
|
||||
|
||||
public ColorPanelView(Context context, AttributeSet attrs, int defStyle) {
|
||||
super(context, attrs, defStyle);
|
||||
|
||||
init();
|
||||
}
|
||||
|
||||
private void init() {
|
||||
mBorderPaint = new Paint();
|
||||
mColorPaint = new Paint();
|
||||
mDensity = getContext().getResources().getDisplayMetrics().density;
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onDraw(Canvas canvas) {
|
||||
|
||||
final RectF rect = mColorRect;
|
||||
|
||||
if (BORDER_WIDTH_PX > 0) {
|
||||
mBorderPaint.setColor(mBorderColor);
|
||||
canvas.drawRect(mDrawingRect, mBorderPaint);
|
||||
}
|
||||
|
||||
if (mAlphaPattern != null) {
|
||||
mAlphaPattern.draw(canvas);
|
||||
}
|
||||
|
||||
mColorPaint.setColor(mColor);
|
||||
|
||||
canvas.drawRect(rect, mColorPaint);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
|
||||
|
||||
int width = MeasureSpec.getSize(widthMeasureSpec);
|
||||
int height = MeasureSpec.getSize(heightMeasureSpec);
|
||||
|
||||
setMeasuredDimension(width, height);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
|
||||
super.onSizeChanged(w, h, oldw, oldh);
|
||||
|
||||
mDrawingRect = new RectF();
|
||||
mDrawingRect.left = getPaddingLeft();
|
||||
mDrawingRect.right = w - getPaddingRight();
|
||||
mDrawingRect.top = getPaddingTop();
|
||||
mDrawingRect.bottom = h - getPaddingBottom();
|
||||
|
||||
setUpColorRect();
|
||||
|
||||
}
|
||||
|
||||
private void setUpColorRect() {
|
||||
final RectF dRect = mDrawingRect;
|
||||
|
||||
float left = dRect.left + BORDER_WIDTH_PX;
|
||||
float top = dRect.top + BORDER_WIDTH_PX;
|
||||
float bottom = dRect.bottom - BORDER_WIDTH_PX;
|
||||
float right = dRect.right - BORDER_WIDTH_PX;
|
||||
|
||||
mColorRect = new RectF(left, top, right, bottom);
|
||||
|
||||
mAlphaPattern = new AlphaPatternDrawable((int) (5 * mDensity));
|
||||
|
||||
mAlphaPattern.setBounds(Math.round(mColorRect.left),
|
||||
Math.round(mColorRect.top),
|
||||
Math.round(mColorRect.right),
|
||||
Math.round(mColorRect.bottom));
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the color that should be shown by this view.
|
||||
*
|
||||
* @param color
|
||||
*/
|
||||
public void setColor(int color) {
|
||||
mColor = color;
|
||||
invalidate();
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the color currently show by this view.
|
||||
*
|
||||
* @return
|
||||
*/
|
||||
public int getColor() {
|
||||
return mColor;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the color of the border surrounding the panel.
|
||||
*
|
||||
* @param color
|
||||
*/
|
||||
public void setBorderColor(int color) {
|
||||
mBorderColor = color;
|
||||
invalidate();
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the color of the border surrounding the panel.
|
||||
*/
|
||||
public int getBorderColor() {
|
||||
return mBorderColor;
|
||||
}
|
||||
}
|
||||
@@ -1,841 +0,0 @@
|
||||
/*
|
||||
* Copyright (C) 2010 Daniel Nilsson
|
||||
* Copyright (C) 2012 The CyanogenMod Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
package com.cherish.settings.ui;
|
||||
|
||||
import android.content.Context;
|
||||
import android.graphics.Canvas;
|
||||
import android.graphics.Color;
|
||||
import android.graphics.ComposeShader;
|
||||
import android.graphics.LinearGradient;
|
||||
import android.graphics.Paint;
|
||||
import android.graphics.Point;
|
||||
import android.graphics.PorterDuff.Mode;
|
||||
import android.graphics.RectF;
|
||||
import android.graphics.Shader;
|
||||
import android.graphics.Paint.Align;
|
||||
import android.graphics.Paint.Style;
|
||||
import android.graphics.Shader.TileMode;
|
||||
import android.os.Build;
|
||||
import android.util.AttributeSet;
|
||||
import android.view.MotionEvent;
|
||||
import android.view.View;
|
||||
|
||||
/**
|
||||
* Displays a color picker to the user and allow them to select a color. A
|
||||
* slider for the alpha channel is also available. Enable it by setting
|
||||
* setAlphaSliderVisible(boolean) to true.
|
||||
*
|
||||
* @author Daniel Nilsson
|
||||
*/
|
||||
public class ColorPickerView extends View {
|
||||
|
||||
public interface OnColorChangedListener {
|
||||
public void onColorChanged(int color);
|
||||
}
|
||||
|
||||
private final static int PANEL_SAT_VAL = 0;
|
||||
private final static int PANEL_HUE = 1;
|
||||
private final static int PANEL_ALPHA = 2;
|
||||
|
||||
/**
|
||||
* The width in pixels of the border surrounding all color panels.
|
||||
*/
|
||||
private final static float BORDER_WIDTH_PX = 1;
|
||||
|
||||
/**
|
||||
* The width in dp of the hue panel.
|
||||
*/
|
||||
private float HUE_PANEL_WIDTH = 30f;
|
||||
/**
|
||||
* The height in dp of the alpha panel
|
||||
*/
|
||||
private float ALPHA_PANEL_HEIGHT = 20f;
|
||||
/**
|
||||
* The distance in dp between the different color panels.
|
||||
*/
|
||||
private float PANEL_SPACING = 10f;
|
||||
/**
|
||||
* The radius in dp of the color palette tracker circle.
|
||||
*/
|
||||
private float PALETTE_CIRCLE_TRACKER_RADIUS = 5f;
|
||||
/**
|
||||
* The dp which the tracker of the hue or alpha panel will extend outside of
|
||||
* its bounds.
|
||||
*/
|
||||
private float RECTANGLE_TRACKER_OFFSET = 2f;
|
||||
|
||||
private static float mDensity = 1f;
|
||||
|
||||
private OnColorChangedListener mListener;
|
||||
|
||||
private Paint mSatValPaint;
|
||||
private Paint mSatValTrackerPaint;
|
||||
|
||||
private Paint mHuePaint;
|
||||
private Paint mHueTrackerPaint;
|
||||
|
||||
private Paint mAlphaPaint;
|
||||
private Paint mAlphaTextPaint;
|
||||
|
||||
private Paint mBorderPaint;
|
||||
|
||||
private Shader mValShader;
|
||||
private Shader mSatShader;
|
||||
private Shader mHueShader;
|
||||
private Shader mAlphaShader;
|
||||
|
||||
private int mAlpha = 0xff;
|
||||
private float mHue = 360f;
|
||||
private float mSat = 0f;
|
||||
private float mVal = 0f;
|
||||
|
||||
private String mAlphaSliderText = "Alpha";
|
||||
private int mSliderTrackerColor = 0xff1c1c1c;
|
||||
private int mBorderColor = 0xff6E6E6E;
|
||||
private boolean mShowAlphaPanel = false;
|
||||
|
||||
/*
|
||||
* To remember which panel that has the "focus" when processing hardware
|
||||
* button data.
|
||||
*/
|
||||
private int mLastTouchedPanel = PANEL_SAT_VAL;
|
||||
|
||||
/**
|
||||
* Offset from the edge we must have or else the finger tracker will get
|
||||
* clipped when it is drawn outside of the view.
|
||||
*/
|
||||
private float mDrawingOffset;
|
||||
|
||||
/*
|
||||
* Distance form the edges of the view of where we are allowed to draw.
|
||||
*/
|
||||
private RectF mDrawingRect;
|
||||
|
||||
private RectF mSatValRect;
|
||||
private RectF mHueRect;
|
||||
private RectF mAlphaRect;
|
||||
|
||||
private AlphaPatternDrawable mAlphaPattern;
|
||||
|
||||
private Point mStartTouchPoint = null;
|
||||
|
||||
public ColorPickerView(Context context) {
|
||||
this(context, null);
|
||||
}
|
||||
|
||||
public ColorPickerView(Context context, AttributeSet attrs) {
|
||||
this(context, attrs, 0);
|
||||
}
|
||||
|
||||
public ColorPickerView(Context context, AttributeSet attrs, int defStyle) {
|
||||
super(context, attrs, defStyle);
|
||||
init();
|
||||
}
|
||||
|
||||
private void init() {
|
||||
mDensity = getContext().getResources().getDisplayMetrics().density;
|
||||
PALETTE_CIRCLE_TRACKER_RADIUS *= mDensity;
|
||||
RECTANGLE_TRACKER_OFFSET *= mDensity;
|
||||
HUE_PANEL_WIDTH *= mDensity;
|
||||
ALPHA_PANEL_HEIGHT *= mDensity;
|
||||
PANEL_SPACING = PANEL_SPACING * mDensity;
|
||||
|
||||
mDrawingOffset = calculateRequiredOffset();
|
||||
initPaintTools();
|
||||
|
||||
// Needed for receiving track ball motion events.
|
||||
setFocusableInTouchMode(true);
|
||||
setFocusable(true);
|
||||
setClickable(true);
|
||||
}
|
||||
|
||||
private void initPaintTools() {
|
||||
mSatValPaint = new Paint();
|
||||
mSatValTrackerPaint = new Paint();
|
||||
mHuePaint = new Paint();
|
||||
mHueTrackerPaint = new Paint();
|
||||
mAlphaPaint = new Paint();
|
||||
mAlphaTextPaint = new Paint();
|
||||
mBorderPaint = new Paint();
|
||||
|
||||
mSatValTrackerPaint.setStyle(Style.STROKE);
|
||||
mSatValTrackerPaint.setStrokeWidth(2f * mDensity);
|
||||
mSatValTrackerPaint.setAntiAlias(true);
|
||||
|
||||
mHueTrackerPaint.setColor(mSliderTrackerColor);
|
||||
mHueTrackerPaint.setStyle(Style.STROKE);
|
||||
mHueTrackerPaint.setStrokeWidth(2f * mDensity);
|
||||
mHueTrackerPaint.setAntiAlias(true);
|
||||
|
||||
mAlphaTextPaint.setColor(0xff1c1c1c);
|
||||
mAlphaTextPaint.setTextSize(14f * mDensity);
|
||||
mAlphaTextPaint.setAntiAlias(true);
|
||||
mAlphaTextPaint.setTextAlign(Align.CENTER);
|
||||
mAlphaTextPaint.setFakeBoldText(true);
|
||||
}
|
||||
|
||||
private float calculateRequiredOffset() {
|
||||
float offset = Math.max(PALETTE_CIRCLE_TRACKER_RADIUS, RECTANGLE_TRACKER_OFFSET);
|
||||
offset = Math.max(offset, BORDER_WIDTH_PX * mDensity);
|
||||
|
||||
return offset * 1.5f;
|
||||
}
|
||||
|
||||
private int[] buildHueColorArray() {
|
||||
int[] hue = new int[361];
|
||||
|
||||
int count = 0;
|
||||
for (int i = hue.length - 1; i >= 0; i--, count++) {
|
||||
hue[count] = Color.HSVToColor(new float[] {
|
||||
i, 1f, 1f
|
||||
});
|
||||
}
|
||||
return hue;
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onDraw(Canvas canvas) {
|
||||
if (mDrawingRect.width() <= 0 || mDrawingRect.height() <= 0) {
|
||||
return;
|
||||
}
|
||||
drawSatValPanel(canvas);
|
||||
drawHuePanel(canvas);
|
||||
drawAlphaPanel(canvas);
|
||||
}
|
||||
|
||||
private void drawSatValPanel(Canvas canvas) {
|
||||
final RectF rect = mSatValRect;
|
||||
int rgb = Color.HSVToColor(new float[] {
|
||||
mHue, 1f, 1f
|
||||
});
|
||||
|
||||
if (BORDER_WIDTH_PX > 0) {
|
||||
mBorderPaint.setColor(mBorderColor);
|
||||
canvas.drawRect(mDrawingRect.left, mDrawingRect.top, rect.right + BORDER_WIDTH_PX,
|
||||
rect.bottom + BORDER_WIDTH_PX, mBorderPaint);
|
||||
}
|
||||
|
||||
// On Honeycomb+ we need to use software rendering to create the shader properly
|
||||
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
|
||||
setLayerType(View.LAYER_TYPE_SOFTWARE, null);
|
||||
}
|
||||
|
||||
// Get the overlaying gradients ready and create the ComposeShader
|
||||
if (mValShader == null) {
|
||||
mValShader = new LinearGradient(rect.left, rect.top, rect.left, rect.bottom,
|
||||
0xffffffff, 0xff000000, TileMode.CLAMP);
|
||||
}
|
||||
mSatShader = new LinearGradient(rect.left, rect.top, rect.right, rect.top,
|
||||
0xffffffff, rgb, TileMode.CLAMP);
|
||||
ComposeShader mShader = new ComposeShader(mValShader, mSatShader, Mode.MULTIPLY);
|
||||
mSatValPaint.setShader(mShader);
|
||||
canvas.drawRect(rect, mSatValPaint);
|
||||
|
||||
Point p = satValToPoint(mSat, mVal);
|
||||
mSatValTrackerPaint.setColor(0xff000000);
|
||||
canvas.drawCircle(p.x, p.y, PALETTE_CIRCLE_TRACKER_RADIUS - 1f * mDensity,
|
||||
mSatValTrackerPaint);
|
||||
|
||||
mSatValTrackerPaint.setColor(0xffdddddd);
|
||||
canvas.drawCircle(p.x, p.y, PALETTE_CIRCLE_TRACKER_RADIUS, mSatValTrackerPaint);
|
||||
}
|
||||
|
||||
private void drawHuePanel(Canvas canvas) {
|
||||
final RectF rect = mHueRect;
|
||||
|
||||
if (BORDER_WIDTH_PX > 0) {
|
||||
mBorderPaint.setColor(mBorderColor);
|
||||
canvas.drawRect(rect.left - BORDER_WIDTH_PX,
|
||||
rect.top - BORDER_WIDTH_PX,
|
||||
rect.right + BORDER_WIDTH_PX,
|
||||
rect.bottom + BORDER_WIDTH_PX,
|
||||
mBorderPaint);
|
||||
}
|
||||
|
||||
if (mHueShader == null) {
|
||||
mHueShader = new LinearGradient(rect.left, rect.top, rect.left, rect.bottom,
|
||||
buildHueColorArray(), null, TileMode.CLAMP);
|
||||
mHuePaint.setShader(mHueShader);
|
||||
}
|
||||
|
||||
canvas.drawRect(rect, mHuePaint);
|
||||
|
||||
float rectHeight = 4 * mDensity / 2;
|
||||
|
||||
Point p = hueToPoint(mHue);
|
||||
|
||||
RectF r = new RectF();
|
||||
r.left = rect.left - RECTANGLE_TRACKER_OFFSET;
|
||||
r.right = rect.right + RECTANGLE_TRACKER_OFFSET;
|
||||
r.top = p.y - rectHeight;
|
||||
r.bottom = p.y + rectHeight;
|
||||
|
||||
canvas.drawRoundRect(r, 2, 2, mHueTrackerPaint);
|
||||
|
||||
}
|
||||
|
||||
private void drawAlphaPanel(Canvas canvas) {
|
||||
if (!mShowAlphaPanel || mAlphaRect == null || mAlphaPattern == null) {
|
||||
return;
|
||||
}
|
||||
|
||||
final RectF rect = mAlphaRect;
|
||||
|
||||
if (BORDER_WIDTH_PX > 0) {
|
||||
mBorderPaint.setColor(mBorderColor);
|
||||
canvas.drawRect(rect.left - BORDER_WIDTH_PX,
|
||||
rect.top - BORDER_WIDTH_PX,
|
||||
rect.right + BORDER_WIDTH_PX,
|
||||
rect.bottom + BORDER_WIDTH_PX,
|
||||
mBorderPaint);
|
||||
}
|
||||
|
||||
mAlphaPattern.draw(canvas);
|
||||
|
||||
float[] hsv = new float[] {
|
||||
mHue, mSat, mVal
|
||||
};
|
||||
int color = Color.HSVToColor(hsv);
|
||||
int acolor = Color.HSVToColor(0, hsv);
|
||||
|
||||
mAlphaShader = new LinearGradient(rect.left, rect.top, rect.right, rect.top,
|
||||
color, acolor, TileMode.CLAMP);
|
||||
|
||||
mAlphaPaint.setShader(mAlphaShader);
|
||||
|
||||
canvas.drawRect(rect, mAlphaPaint);
|
||||
|
||||
if (mAlphaSliderText != null && mAlphaSliderText != "") {
|
||||
canvas.drawText(mAlphaSliderText, rect.centerX(), rect.centerY() + 4 * mDensity,
|
||||
mAlphaTextPaint);
|
||||
}
|
||||
|
||||
float rectWidth = 4 * mDensity / 2;
|
||||
Point p = alphaToPoint(mAlpha);
|
||||
|
||||
RectF r = new RectF();
|
||||
r.left = p.x - rectWidth;
|
||||
r.right = p.x + rectWidth;
|
||||
r.top = rect.top - RECTANGLE_TRACKER_OFFSET;
|
||||
r.bottom = rect.bottom + RECTANGLE_TRACKER_OFFSET;
|
||||
|
||||
canvas.drawRoundRect(r, 2, 2, mHueTrackerPaint);
|
||||
}
|
||||
|
||||
private Point hueToPoint(float hue) {
|
||||
final RectF rect = mHueRect;
|
||||
final float height = rect.height();
|
||||
|
||||
Point p = new Point();
|
||||
p.y = (int) (height - (hue * height / 360f) + rect.top);
|
||||
p.x = (int) rect.left;
|
||||
return p;
|
||||
}
|
||||
|
||||
private Point satValToPoint(float sat, float val) {
|
||||
|
||||
final RectF rect = mSatValRect;
|
||||
final float height = rect.height();
|
||||
final float width = rect.width();
|
||||
|
||||
Point p = new Point();
|
||||
|
||||
p.x = (int) (sat * width + rect.left);
|
||||
p.y = (int) ((1f - val) * height + rect.top);
|
||||
|
||||
return p;
|
||||
}
|
||||
|
||||
private Point alphaToPoint(int alpha) {
|
||||
final RectF rect = mAlphaRect;
|
||||
final float width = rect.width();
|
||||
|
||||
Point p = new Point();
|
||||
p.x = (int) (width - (alpha * width / 0xff) + rect.left);
|
||||
p.y = (int) rect.top;
|
||||
return p;
|
||||
}
|
||||
|
||||
private float[] pointToSatVal(float x, float y) {
|
||||
final RectF rect = mSatValRect;
|
||||
float[] result = new float[2];
|
||||
float width = rect.width();
|
||||
float height = rect.height();
|
||||
|
||||
if (x < rect.left) {
|
||||
x = 0f;
|
||||
} else if (x > rect.right) {
|
||||
x = width;
|
||||
} else {
|
||||
x = x - rect.left;
|
||||
}
|
||||
|
||||
if (y < rect.top) {
|
||||
y = 0f;
|
||||
} else if (y > rect.bottom) {
|
||||
y = height;
|
||||
} else {
|
||||
y = y - rect.top;
|
||||
}
|
||||
|
||||
result[0] = 1.f / width * x;
|
||||
result[1] = 1.f - (1.f / height * y);
|
||||
return result;
|
||||
}
|
||||
|
||||
private float pointToHue(float y) {
|
||||
final RectF rect = mHueRect;
|
||||
float height = rect.height();
|
||||
|
||||
if (y < rect.top) {
|
||||
y = 0f;
|
||||
} else if (y > rect.bottom) {
|
||||
y = height;
|
||||
} else {
|
||||
y = y - rect.top;
|
||||
}
|
||||
return 360f - (y * 360f / height);
|
||||
}
|
||||
|
||||
private int pointToAlpha(int x) {
|
||||
final RectF rect = mAlphaRect;
|
||||
final int width = (int) rect.width();
|
||||
|
||||
if (x < rect.left) {
|
||||
x = 0;
|
||||
} else if (x > rect.right) {
|
||||
x = width;
|
||||
} else {
|
||||
x = x - (int) rect.left;
|
||||
}
|
||||
return 0xff - (x * 0xff / width);
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean onTrackballEvent(MotionEvent event) {
|
||||
float x = event.getX();
|
||||
float y = event.getY();
|
||||
boolean update = false;
|
||||
|
||||
if (event.getAction() == MotionEvent.ACTION_MOVE) {
|
||||
switch (mLastTouchedPanel) {
|
||||
case PANEL_SAT_VAL:
|
||||
float sat,
|
||||
val;
|
||||
sat = mSat + x / 50f;
|
||||
val = mVal - y / 50f;
|
||||
if (sat < 0f) {
|
||||
sat = 0f;
|
||||
} else if (sat > 1f) {
|
||||
sat = 1f;
|
||||
}
|
||||
|
||||
if (val < 0f) {
|
||||
val = 0f;
|
||||
} else if (val > 1f) {
|
||||
val = 1f;
|
||||
}
|
||||
mSat = sat;
|
||||
mVal = val;
|
||||
update = true;
|
||||
break;
|
||||
case PANEL_HUE:
|
||||
float hue = mHue - y * 10f;
|
||||
if (hue < 0f) {
|
||||
hue = 0f;
|
||||
} else if (hue > 360f) {
|
||||
hue = 360f;
|
||||
}
|
||||
mHue = hue;
|
||||
update = true;
|
||||
break;
|
||||
case PANEL_ALPHA:
|
||||
if (!mShowAlphaPanel || mAlphaRect == null) {
|
||||
update = false;
|
||||
} else {
|
||||
int alpha = (int) (mAlpha - x * 10);
|
||||
if (alpha < 0) {
|
||||
alpha = 0;
|
||||
} else if (alpha > 0xff) {
|
||||
alpha = 0xff;
|
||||
}
|
||||
mAlpha = alpha;
|
||||
update = true;
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (update) {
|
||||
if (mListener != null) {
|
||||
mListener.onColorChanged(Color.HSVToColor(mAlpha, new float[] {
|
||||
mHue, mSat, mVal
|
||||
}));
|
||||
}
|
||||
invalidate();
|
||||
return true;
|
||||
}
|
||||
return super.onTrackballEvent(event);
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean onTouchEvent(MotionEvent event) {
|
||||
boolean update = false;
|
||||
|
||||
switch (event.getAction()) {
|
||||
case MotionEvent.ACTION_DOWN:
|
||||
mStartTouchPoint = new Point((int) event.getX(), (int) event.getY());
|
||||
update = moveTrackersIfNeeded(event);
|
||||
break;
|
||||
case MotionEvent.ACTION_MOVE:
|
||||
update = moveTrackersIfNeeded(event);
|
||||
break;
|
||||
case MotionEvent.ACTION_UP:
|
||||
mStartTouchPoint = null;
|
||||
update = moveTrackersIfNeeded(event);
|
||||
break;
|
||||
}
|
||||
|
||||
if (update) {
|
||||
requestFocus();
|
||||
if (mListener != null) {
|
||||
mListener.onColorChanged(Color.HSVToColor(mAlpha, new float[] {
|
||||
mHue, mSat, mVal
|
||||
}));
|
||||
}
|
||||
invalidate();
|
||||
return true;
|
||||
}
|
||||
|
||||
return super.onTouchEvent(event);
|
||||
}
|
||||
|
||||
private boolean moveTrackersIfNeeded(MotionEvent event) {
|
||||
|
||||
if (mStartTouchPoint == null)
|
||||
return false;
|
||||
|
||||
boolean update = false;
|
||||
int startX = mStartTouchPoint.x;
|
||||
int startY = mStartTouchPoint.y;
|
||||
|
||||
if (mHueRect.contains(startX, startY)) {
|
||||
mLastTouchedPanel = PANEL_HUE;
|
||||
mHue = pointToHue(event.getY());
|
||||
update = true;
|
||||
} else if (mSatValRect.contains(startX, startY)) {
|
||||
mLastTouchedPanel = PANEL_SAT_VAL;
|
||||
float[] result = pointToSatVal(event.getX(), event.getY());
|
||||
mSat = result[0];
|
||||
mVal = result[1];
|
||||
update = true;
|
||||
} else if (mAlphaRect != null && mAlphaRect.contains(startX, startY)) {
|
||||
mLastTouchedPanel = PANEL_ALPHA;
|
||||
mAlpha = pointToAlpha((int) event.getX());
|
||||
update = true;
|
||||
}
|
||||
|
||||
return update;
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
|
||||
int width = 0;
|
||||
int height = 0;
|
||||
|
||||
int widthMode = MeasureSpec.getMode(widthMeasureSpec);
|
||||
int heightMode = MeasureSpec.getMode(heightMeasureSpec);
|
||||
|
||||
int widthAllowed = MeasureSpec.getSize(widthMeasureSpec);
|
||||
int heightAllowed = MeasureSpec.getSize(heightMeasureSpec);
|
||||
|
||||
widthAllowed = chooseWidth(widthMode, widthAllowed);
|
||||
heightAllowed = chooseHeight(heightMode, heightAllowed);
|
||||
|
||||
if (!mShowAlphaPanel) {
|
||||
height = (int) (widthAllowed - PANEL_SPACING - HUE_PANEL_WIDTH);
|
||||
|
||||
// If calculated height (based on the width) is more than the
|
||||
// allowed height.
|
||||
if (height > heightAllowed && heightMode != MeasureSpec.UNSPECIFIED) {
|
||||
height = heightAllowed;
|
||||
width = (int) (height + PANEL_SPACING + HUE_PANEL_WIDTH);
|
||||
} else {
|
||||
width = widthAllowed;
|
||||
}
|
||||
} else {
|
||||
|
||||
width = (int) (heightAllowed - ALPHA_PANEL_HEIGHT + HUE_PANEL_WIDTH);
|
||||
|
||||
if (width > widthAllowed && widthMode != MeasureSpec.UNSPECIFIED) {
|
||||
width = widthAllowed;
|
||||
height = (int) (widthAllowed - HUE_PANEL_WIDTH + ALPHA_PANEL_HEIGHT);
|
||||
} else {
|
||||
height = heightAllowed;
|
||||
}
|
||||
}
|
||||
setMeasuredDimension(width, height);
|
||||
}
|
||||
|
||||
private int chooseWidth(int mode, int size) {
|
||||
if (mode == MeasureSpec.AT_MOST || mode == MeasureSpec.EXACTLY) {
|
||||
return size;
|
||||
} else { // (mode == MeasureSpec.UNSPECIFIED)
|
||||
return getPrefferedWidth();
|
||||
}
|
||||
}
|
||||
|
||||
private int chooseHeight(int mode, int size) {
|
||||
if (mode == MeasureSpec.AT_MOST || mode == MeasureSpec.EXACTLY) {
|
||||
return size;
|
||||
} else { // (mode == MeasureSpec.UNSPECIFIED)
|
||||
return getPrefferedHeight();
|
||||
}
|
||||
}
|
||||
|
||||
private int getPrefferedWidth() {
|
||||
int width = getPrefferedHeight();
|
||||
if (mShowAlphaPanel) {
|
||||
width -= (PANEL_SPACING + ALPHA_PANEL_HEIGHT);
|
||||
}
|
||||
return (int) (width + HUE_PANEL_WIDTH + PANEL_SPACING);
|
||||
}
|
||||
|
||||
private int getPrefferedHeight() {
|
||||
int height = (int) (200 * mDensity);
|
||||
if (mShowAlphaPanel) {
|
||||
height += PANEL_SPACING + ALPHA_PANEL_HEIGHT;
|
||||
}
|
||||
return height;
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
|
||||
super.onSizeChanged(w, h, oldw, oldh);
|
||||
|
||||
mDrawingRect = new RectF();
|
||||
mDrawingRect.left = mDrawingOffset + getPaddingLeft();
|
||||
mDrawingRect.right = w - mDrawingOffset - getPaddingRight();
|
||||
mDrawingRect.top = mDrawingOffset + getPaddingTop();
|
||||
mDrawingRect.bottom = h - mDrawingOffset - getPaddingBottom();
|
||||
|
||||
setUpSatValRect();
|
||||
setUpHueRect();
|
||||
setUpAlphaRect();
|
||||
}
|
||||
|
||||
private void setUpSatValRect() {
|
||||
final RectF dRect = mDrawingRect;
|
||||
float panelSide = dRect.height() - BORDER_WIDTH_PX * 2;
|
||||
|
||||
if (mShowAlphaPanel) {
|
||||
panelSide -= PANEL_SPACING + ALPHA_PANEL_HEIGHT;
|
||||
}
|
||||
|
||||
float left = dRect.left + BORDER_WIDTH_PX;
|
||||
float top = dRect.top + BORDER_WIDTH_PX;
|
||||
float bottom = top + panelSide;
|
||||
float right = left + panelSide;
|
||||
mSatValRect = new RectF(left, top, right, bottom);
|
||||
}
|
||||
|
||||
private void setUpHueRect() {
|
||||
final RectF dRect = mDrawingRect;
|
||||
|
||||
float left = dRect.right - HUE_PANEL_WIDTH + BORDER_WIDTH_PX;
|
||||
float top = dRect.top + BORDER_WIDTH_PX;
|
||||
float bottom = dRect.bottom - BORDER_WIDTH_PX
|
||||
- (mShowAlphaPanel ? (PANEL_SPACING + ALPHA_PANEL_HEIGHT) : 0);
|
||||
float right = dRect.right - BORDER_WIDTH_PX;
|
||||
|
||||
mHueRect = new RectF(left, top, right, bottom);
|
||||
}
|
||||
|
||||
private void setUpAlphaRect() {
|
||||
if (!mShowAlphaPanel) {
|
||||
return;
|
||||
}
|
||||
|
||||
final RectF dRect = mDrawingRect;
|
||||
float left = dRect.left + BORDER_WIDTH_PX;
|
||||
float top = dRect.bottom - ALPHA_PANEL_HEIGHT + BORDER_WIDTH_PX;
|
||||
float bottom = dRect.bottom - BORDER_WIDTH_PX;
|
||||
float right = dRect.right - BORDER_WIDTH_PX;
|
||||
|
||||
mAlphaRect = new RectF(left, top, right, bottom);
|
||||
mAlphaPattern = new AlphaPatternDrawable((int) (5 * mDensity));
|
||||
mAlphaPattern.setBounds(Math.round(mAlphaRect.left), Math
|
||||
.round(mAlphaRect.top), Math.round(mAlphaRect.right), Math
|
||||
.round(mAlphaRect.bottom));
|
||||
}
|
||||
|
||||
/**
|
||||
* Set a OnColorChangedListener to get notified when the color selected by
|
||||
* the user has changed.
|
||||
*
|
||||
* @param listener
|
||||
*/
|
||||
public void setOnColorChangedListener(OnColorChangedListener listener) {
|
||||
mListener = listener;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the color of the border surrounding all panels.
|
||||
*
|
||||
* @param color
|
||||
*/
|
||||
public void setBorderColor(int color) {
|
||||
mBorderColor = color;
|
||||
invalidate();
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the color of the border surrounding all panels.
|
||||
*/
|
||||
public int getBorderColor() {
|
||||
return mBorderColor;
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the current color this view is showing.
|
||||
*
|
||||
* @return the current color.
|
||||
*/
|
||||
public int getColor() {
|
||||
return Color.HSVToColor(mAlpha, new float[] {
|
||||
mHue, mSat, mVal
|
||||
});
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the color the view should show.
|
||||
*
|
||||
* @param color The color that should be selected.
|
||||
*/
|
||||
public void setColor(int color) {
|
||||
setColor(color, false);
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the color this view should show.
|
||||
*
|
||||
* @param color The color that should be selected.
|
||||
* @param callback If you want to get a callback to your
|
||||
* OnColorChangedListener.
|
||||
*/
|
||||
public void setColor(int color, boolean callback) {
|
||||
int alpha = Color.alpha(color);
|
||||
int red = Color.red(color);
|
||||
int blue = Color.blue(color);
|
||||
int green = Color.green(color);
|
||||
float[] hsv = new float[3];
|
||||
|
||||
Color.RGBToHSV(red, green, blue, hsv);
|
||||
mAlpha = alpha;
|
||||
mHue = hsv[0];
|
||||
mSat = hsv[1];
|
||||
mVal = hsv[2];
|
||||
|
||||
if (callback && mListener != null) {
|
||||
mListener.onColorChanged(Color.HSVToColor(mAlpha, new float[] {
|
||||
mHue, mSat, mVal
|
||||
}));
|
||||
}
|
||||
invalidate();
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the drawing offset of the color picker view. The drawing offset is
|
||||
* the distance from the side of a panel to the side of the view minus the
|
||||
* padding. Useful if you want to have your own panel below showing the
|
||||
* currently selected color and want to align it perfectly.
|
||||
*
|
||||
* @return The offset in pixels.
|
||||
*/
|
||||
public float getDrawingOffset() {
|
||||
return mDrawingOffset;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set if the user is allowed to adjust the alpha panel. Default is false.
|
||||
* If it is set to false no alpha will be set.
|
||||
*
|
||||
* @param visible
|
||||
*/
|
||||
public void setAlphaSliderVisible(boolean visible) {
|
||||
if (mShowAlphaPanel != visible) {
|
||||
mShowAlphaPanel = visible;
|
||||
|
||||
/*
|
||||
* Reset all shader to force a recreation. Otherwise they will not
|
||||
* look right after the size of the view has changed.
|
||||
*/
|
||||
mValShader = null;
|
||||
mSatShader = null;
|
||||
mHueShader = null;
|
||||
mAlphaShader = null;
|
||||
requestLayout();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
public boolean isAlphaSliderVisible() {
|
||||
return mShowAlphaPanel;
|
||||
}
|
||||
|
||||
public void setSliderTrackerColor(int color) {
|
||||
mSliderTrackerColor = color;
|
||||
mHueTrackerPaint.setColor(mSliderTrackerColor);
|
||||
invalidate();
|
||||
}
|
||||
|
||||
public int getSliderTrackerColor() {
|
||||
return mSliderTrackerColor;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the text that should be shown in the alpha slider. Set to null to
|
||||
* disable text.
|
||||
*
|
||||
* @param res string resource id.
|
||||
*/
|
||||
public void setAlphaSliderText(int res) {
|
||||
String text = getContext().getString(res);
|
||||
setAlphaSliderText(text);
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the text that should be shown in the alpha slider. Set to null to
|
||||
* disable text.
|
||||
*
|
||||
* @param text Text that should be shown.
|
||||
*/
|
||||
public void setAlphaSliderText(String text) {
|
||||
mAlphaSliderText = text;
|
||||
invalidate();
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the current value of the text that will be shown in the alpha slider.
|
||||
*
|
||||
* @return
|
||||
*/
|
||||
public String getAlphaSliderText() {
|
||||
return mAlphaSliderText;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user